@import url('https://fonts.googleapis.com/css2?family=DM+Mono:wght@400;500&family=Manrope:wght@400;500;600;700;800&family=Noto+Sans+JP:wght@400;500;600;700;800&family=Noto+Sans+KR:wght@400;500;600;700;800&family=Noto+Sans+SC:wght@400;500;600;700;800&display=swap');

:root {
  --ink: #080b10;
  --ink-soft: #0d1118;
  --panel: #111720;
  --paper: #f1f0eb;
  --paper-deep: #e7e6df;
  --white: #fbfbf8;
  --line: #252d38;
  --muted: #8c96a4;
  --blue: #74b8ec;
  --blue-deep: #347fb8;
  --green: #4dc8a0;
  --red: #ef7d89;
  --font-sans: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
  --font-mono: 'DM Mono', ui-monospace, SFMono-Regular, Menlo, monospace;
  --container: 1320px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 78px; }
body { margin: 0; background: var(--paper); color: var(--ink); font-family: var(--font-sans); font-synthesis: none; text-rendering: optimizeLegibility; -webkit-font-smoothing: antialiased; }
html[lang='zh-CN'] body { font-family: 'Noto Sans SC','PingFang SC','Microsoft YaHei',system-ui,sans-serif; }
html[lang='ja'] body { font-family: 'Noto Sans JP','Hiragino Sans','Yu Gothic UI',system-ui,sans-serif; line-break: strict; }
html[lang='ko'] body { font-family: 'Noto Sans KR','Apple SD Gothic Neo','Malgun Gothic',system-ui,sans-serif; word-break: keep-all; }
html[lang='zh-CN'] h1,html[lang='zh-CN'] h2,html[lang='ja'] h1,html[lang='ja'] h2,html[lang='ko'] h1,html[lang='ko'] h2 { letter-spacing: -.035em; }
body.menu-open { overflow: hidden; }
a { color: inherit; text-decoration: none; }
button { color: inherit; font: inherit; }
img { display: block; max-width: 100%; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0, 0, 0, 0); white-space: nowrap; }
.skip-link { position: fixed; z-index: 1000; top: 8px; left: 8px; transform: translateY(-150%); background: var(--white); padding: 10px 16px; color: var(--ink); }
.skip-link:focus { transform: translateY(0); }

.site-header { position: fixed; z-index: 100; top: 0; right: 0; left: 0; display: flex; height: 72px; align-items: center; justify-content: space-between; border-bottom: 1px solid rgba(255,255,255,.11); padding: 0 max(24px, calc((100vw - var(--container)) / 2)); color: var(--white); transition: background .3s ease, height .3s ease; }
.site-header.scrolled { height: 62px; background: rgba(8,11,16,.88); backdrop-filter: blur(18px); }
.brand { display: inline-flex; align-items: center; gap: 4px; font-size: 16px; font-weight: 800; letter-spacing: -.03em; }
.brand img { width: 30px; height: 30px; margin-right: 6px; object-fit: contain; }
.brand em { color: #99a2ad; font-style: normal; font-weight: 500; }
.site-nav { display: flex; align-items: center; gap: 22px; font-size: 13px; font-weight: 600; }
.site-nav a { position: relative; color: #a9b0bb; transition: color .2s; }
.site-nav a:hover, .site-nav a:focus-visible { color: #fff; }
.site-nav a:not(.nav-guide)::after { position: absolute; right: 0; bottom: -8px; left: 0; height: 1px; background: var(--blue); content: ''; transform: scaleX(0); transition: transform .2s; }
.site-nav a:hover::after { transform: scaleX(1); }
.site-nav .nav-guide { border: 1px solid #46515e; padding: 9px 13px; color: #e8ebef; }
.menu-button { display: none; border: 0; background: transparent; }
.language-picker { position: relative; display: flex; min-height: 36px; align-items: center; border: 1px solid #38424e; background: rgba(255,255,255,.03); color: #cbd2da; transition: border-color .2s, background .2s; }
.language-picker:focus-within, .language-picker:hover { border-color: #6a7b8c; background: rgba(116,184,236,.07); }
.language-picker select { width: 126px; min-height: 34px; appearance: none; border: 0; outline: 0; background: transparent; padding: 0 29px 0 34px; color: inherit; font: 500 10px/1 var(--font-mono); cursor: pointer; }
.language-picker select option { background: #10161e; color: #e8edf2; }
.language-icon { position: absolute; left: 9px; color: var(--blue); font: 500 8px/1 var(--font-mono); pointer-events: none; }
.language-chevron { position: absolute; right: 10px; top: 9px; color: #778391; font: 500 13px/1 var(--font-mono); pointer-events: none; }

.hero { position: relative; min-height: 1000px; overflow: hidden; background: var(--ink); color: var(--white); }
.hero::after { position: absolute; right: -180px; bottom: -270px; width: 620px; height: 620px; border: 1px solid rgba(116,184,236,.2); border-radius: 50%; box-shadow: 0 0 160px rgba(50,128,185,.13), inset 0 0 160px rgba(50,128,185,.08); content: ''; }
.hero-grid { position: absolute; inset: -74px; opacity: .18; background-image: linear-gradient(rgba(255,255,255,.07) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.07) 1px,transparent 1px); background-size: 74px 74px; mask-image: linear-gradient(to bottom,black,transparent 82%); animation: grid-drift 18s linear infinite; }
.hero-copy { position: relative; z-index: 2; width: min(var(--container), calc(100% - 48px)); margin: 0 auto; padding-top: 164px; }
.eyebrow, .section-kicker { margin: 0 0 24px; font: 500 11px/1 var(--font-mono); letter-spacing: .15em; text-transform: uppercase; }
.eyebrow { display: flex; align-items: center; gap: 10px; color: #9ba5b1; }
.eyebrow b { font-weight: inherit; }
.eyebrow span { width: 7px; height: 7px; border-radius: 50%; background: var(--green); box-shadow: 0 0 12px rgba(77,200,160,.75); }
.hero h1 { max-width: 1020px; margin: 0; font-size: clamp(58px, 7.35vw, 108px); font-weight: 600; letter-spacing: -.07em; line-height: .98; }
.hero h1 i, .closing-content h2 i { color: var(--blue); font-style: normal; }
.hero-lede { max-width: 720px; margin: 36px 0 0; color: #aeb6c0; font-size: 18px; line-height: 1.9; }
.hero-actions { display: flex; gap: 12px; margin-top: 34px; }
.button { display: inline-flex; min-height: 48px; align-items: center; justify-content: space-between; gap: 24px; border: 1px solid transparent; padding: 0 18px; font-size: 13px; font-weight: 700; transition: transform .2s, background .2s, border-color .2s; }
.button:hover { transform: translateY(-2px); }
.button-primary { background: var(--blue); color: #071018; }
.button-primary:hover { background: #91c8f0; }
.button-quiet { border-color: #3d4651; color: #cbd1d8; }
.button-quiet:hover { border-color: #788492; }
.hero-note { display: flex; align-items: center; gap: 9px; margin-top: 25px; color: #697482; font: 400 11px/1 var(--font-mono); }
.pulse { width: 6px; height: 6px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 0 rgba(77,200,160,.7); animation: pulse 2s infinite; }

.hero-visual { --tilt-x: 0deg; --tilt-y: 0deg; position: relative; z-index: 3; width: min(1180px, calc(100% - 48px)); margin: 80px auto 0; perspective: 1400px; }
.terminal-glow { position: absolute; inset: 5% 8% -10%; background: #2a79b4; filter: blur(100px); opacity: .22; }
.app-frame { position: relative; margin: 0; overflow: hidden; border: 1px solid #303945; background: #0c1016; box-shadow: 0 40px 100px rgba(0,0,0,.65); transform: rotateX(var(--tilt-x)) rotateY(var(--tilt-y)); transform-style: preserve-3d; transition: transform .35s ease-out, border-color .35s; }
.app-frame::after { position: absolute; z-index: 2; top: 40px; right: 0; left: 0; height: 1px; background: linear-gradient(90deg,transparent,rgba(116,184,236,.7),transparent); box-shadow: 0 0 18px rgba(116,184,236,.65); content: ''; opacity: 0; pointer-events: none; animation: terminal-scan 7s ease-in-out 1.2s infinite; }
.hero-visual:hover .app-frame { border-color: #4c6172; }
.frame-bar { display: grid; height: 40px; grid-template-columns: 1fr auto 1fr; align-items: center; border-bottom: 1px solid #29313c; padding: 0 13px; color: #697482; font: 500 8px/1 var(--font-mono); letter-spacing: .12em; }
.frame-dots { display: flex; gap: 5px; }
.frame-dots span { width: 6px; height: 6px; border-radius: 50%; background: #343d48; }
.frame-status { justify-self: end; color: #6f7b87; }
.frame-status span { display: inline-block; width: 5px; height: 5px; margin-right: 6px; border-radius: 50%; background: var(--green); }
.app-frame > img { width: 100%; height: auto; aspect-ratio: 1536 / 881; object-fit: contain; }
.hero-shot-caption { position: absolute; z-index: 4; right: 10px; bottom: 10px; margin: 0; }
.hero-shot-caption a, .full-size-link { display: inline-flex; align-items: center; gap: 8px; border: 1px solid #42505e; background: rgba(8,11,16,.88); padding: 8px 10px; color: #b7c5d2; font: 500 8px/1 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; backdrop-filter: blur(8px); transition: border-color .2s, color .2s; }
.hero-shot-caption a:hover, .hero-shot-caption a:focus-visible, .full-size-link:hover, .full-size-link:focus-visible { border-color: var(--blue); color: var(--blue); }
.float-tag { position: absolute; z-index: 3; border: 1px solid #35414d; background: rgba(10,14,20,.88); padding: 12px 18px; color: #a4aeba; font: 500 9px/1.6 var(--font-mono); letter-spacing: .1em; backdrop-filter: blur(10px); }
.float-tag span { margin-right: 12px; color: var(--blue); }
.float-tag-a { top: 80px; left: -52px; animation: tag-float 4.6s ease-in-out infinite; }
.float-tag-b { right: -44px; bottom: 76px; animation: tag-float 5.2s ease-in-out .7s infinite reverse; }
.hero-index { position: absolute; right: 32px; bottom: 12px; color: #323944; font: 500 70px/1 var(--font-mono); letter-spacing: -.08em; }

.capability-rail { overflow: hidden; border-top: 1px solid #242b35; border-bottom: 1px solid #242b35; background: #0c1016; color: #77818d; }
.rail-track { display: flex; width: max-content; align-items: center; animation: rail 30s linear infinite; }
.rail-track span { padding: 18px 26px; font: 500 10px/1 var(--font-mono); letter-spacing: .12em; text-transform: uppercase; white-space: nowrap; }
.rail-track i { color: var(--blue); font-size: 7px; font-style: normal; }

.overview-section { position:relative; overflow:hidden; padding:118px max(24px,calc((100vw - var(--container)) / 2)) 126px; background:var(--paper); }
.overview-section::after { position:absolute; right:-180px; top:88px; width:440px; height:440px; border:1px solid rgba(52,127,184,.15); border-radius:50%; content:''; pointer-events:none; }
.overview-heading { position:relative; z-index:1; display:grid; grid-template-columns:1.15fr .7fr; gap:90px; align-items:end; margin-bottom:62px; }
.overview-heading h2 { max-width:850px; margin:0; font-size:clamp(44px,5.3vw,76px); font-weight:600; letter-spacing:-.065em; line-height:1.06; }
.overview-heading > p { max-width:520px; margin:0 0 5px; color:#555d67; font-size:15px; line-height:1.85; }
.overview-facts { position:relative; z-index:1; display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); border:1px solid #c4c3bc; background:#c4c3bc; gap:1px; }
.overview-fact { position:relative; min-height:278px; background:#ecebe5; padding:34px 32px 32px; }
.overview-fact > span { position:absolute; top:20px; right:22px; color:#9a9b98; font:500 9px/1 var(--font-mono); }
.overview-fact > p:first-of-type { margin:0 0 42px; color:var(--blue-deep); font:500 9px/1 var(--font-mono); letter-spacing:.13em; }
.overview-fact h3 { max-width:320px; margin:0 0 18px; font-size:23px; font-weight:650; letter-spacing:-.035em; line-height:1.25; }
.overview-fact > p:last-child { margin:0; color:#5c6269; font-size:13px; line-height:1.75; }
.persona-heading { position:relative; z-index:1; display:grid; grid-template-columns:1fr .7fr; gap:80px; align-items:end; margin-top:82px; margin-bottom:30px; }
.persona-heading .section-kicker { margin-bottom:15px; }
.persona-heading h3 { max-width:780px; margin:0; font-size:clamp(30px,3.5vw,48px); font-weight:600; letter-spacing:-.055em; line-height:1.12; }
.persona-heading > p { max-width:520px; margin:0 0 3px; color:#656b72; font-size:12px; line-height:1.75; }
.persona-grid { position:relative; z-index:1; display:grid; grid-template-columns:repeat(3,minmax(0,1fr)); border:1px solid #29323d; background:#29323d; gap:1px; }
.persona-card { min-height:270px; background:#0d1219; padding:28px; color:var(--white); transition:background .25s,transform .25s; }
.persona-card:hover { position:relative; z-index:1; background:#121a23; transform:translateY(-3px); }
.persona-top { display:flex; align-items:center; justify-content:space-between; gap:16px; margin-bottom:28px; }
.persona-avatar { display:grid; width:46px; height:46px; flex:0 0 46px; place-items:center; border:1px solid #47637a; border-radius:50%; background:#15212c; color:var(--blue); font:500 10px/1 var(--font-mono); letter-spacing:.08em; }
.persona-badge { border:1px solid #3b4652; padding:7px 8px; color:#778391; font:500 7px/1 var(--font-mono); letter-spacing:.1em; }
.persona-card h4 { margin:0; font-size:22px; font-weight:650; letter-spacing:-.035em; }
.persona-role { min-height:34px; margin:7px 0 19px; color:var(--blue); font:500 9px/1.5 var(--font-mono); letter-spacing:.04em; text-transform:uppercase; }
.persona-card > p:last-child { margin:0; color:#9aa4af; font-size:13px; line-height:1.75; }

.provider-network { padding: 82px max(24px,calc((100vw - var(--container)) / 2)) 88px; background:#0b1017; color:var(--white); }
.provider-heading { display:grid; grid-template-columns:1fr .7fr; gap:70px; align-items:end; margin-bottom:42px; }
.provider-heading .section-kicker { color:var(--blue); }
.provider-heading h2 { max-width:760px; margin:0; font-size:clamp(38px,4.5vw,66px); font-weight:600; letter-spacing:-.06em; line-height:1.07; }
.provider-heading > p { max-width:540px; margin:0 0 5px; color:#8e9aa7; font-size:14px; line-height:1.85; }
.provider-grid { display:grid; grid-template-columns:repeat(5,minmax(0,1fr)); margin:0; border:1px solid #2a3541; padding:0; background:#2a3541; gap:1px; list-style:none; }
.provider-card { display:flex; min-width:0; min-height:96px; align-items:center; gap:14px; background:#0e151e; padding:18px; transition:background .25s,transform .25s; }
.provider-card:hover { position:relative; z-index:1; background:#131d28; transform:translateY(-3px); }
.provider-mark { display:grid; width:48px; height:48px; flex:0 0 48px; place-items:center; overflow:hidden; border:1px solid #465363; border-radius:11px; background:#f7f8fa; padding:7px; }
.provider-mark img { display:block; width:100%; height:100%; object-fit:contain; }
.provider-mark-wide { padding:10px 5px; }
.provider-card strong { overflow:hidden; color:#d9e0e7; font-size:12px; line-height:1.35; text-overflow:ellipsis; }
.provider-truefix .provider-mark { border-color:#3d7598; background:#111923; box-shadow:0 0 20px rgba(116,184,236,.12); }
.provider-caveat { display:flex; align-items:center; gap:9px; margin:18px 0 0; color:#647180; font:400 9px/1.6 var(--font-mono); letter-spacing:.04em; }
.provider-caveat > span:first-child { width:6px; height:6px; flex:0 0 auto; border-radius:50%; background:var(--green); }

.section { padding: 130px max(24px, calc((100vw - var(--container)) / 2)); }
.section-heading { display: grid; grid-template-columns: 1.2fr .65fr; gap: 80px; align-items: end; margin-bottom: 66px; }
.section-kicker { color: var(--blue-deep); }
.section-heading h2, .architecture-copy h2 { margin: 0; font-size: clamp(42px, 5vw, 72px); font-weight: 600; letter-spacing: -.065em; line-height: 1.08; }
.section-heading > p, .architecture-copy > p { max-width: 520px; margin: 0 0 5px; color: #555d67; font-size: 15px; line-height: 1.85; }

.showcase { display: grid; grid-template-columns: 210px minmax(0, 1fr); border-top: 1px solid #b9b8b1; }
.showcase-tabs { display: flex; flex-direction: column; padding-top: 34px; }
.showcase-tabs button { display: grid; grid-template-columns: 28px 1fr; gap: 4px 10px; border: 0; border-left: 2px solid transparent; background: transparent; padding: 18px; color: #7b8085; text-align: left; cursor: pointer; }
.showcase-tabs button span { grid-row: 1 / 3; color: #92979b; font: 400 9px/1.4 var(--font-mono); }
.showcase-tabs button b { color: inherit; font-size: 13px; font-weight: 700; }
.showcase-tabs button small { font-size: 10px; }
.showcase-tabs button[aria-selected='true'] { border-left-color: var(--blue-deep); background: rgba(52,127,184,.08); color: var(--ink); }
.showcase-screen { min-width: 0; border: 1px solid #b9b8b1; border-top: 0; background: #0a0e13; }
.showcase-screen figure { margin: 0; animation: panel-in .35s ease; }
.showcase-screen img { width: 100%; height: auto; aspect-ratio: 1536 / 881; object-fit: contain; }
.showcase-screen figcaption { display: grid; grid-template-columns: auto minmax(0,1fr) auto; align-items: center; gap: 24px; border-top: 1px solid #252c35; padding: 13px 18px; color: #8f99a5; font-size: 11px; }
.showcase-screen figcaption .caption-label { flex: 0 0 auto; color: var(--blue); font: 500 9px/1 var(--font-mono); letter-spacing: .12em; }
.showcase-screen figcaption .caption-copy { color: #8f99a5; font: inherit; letter-spacing: normal; text-align: right; }
.showcase-screen .full-size-link { white-space: nowrap; }

.film-section { overflow: hidden; background: var(--ink); color: var(--white); }
.film-section .section-kicker { color: var(--blue); }
.film-frame { position: relative; border: 1px solid #303945; background: #05070a; box-shadow: 0 36px 90px rgba(0,0,0,.34); }
.film-frame::before { position: absolute; z-index: 2; inset: -1px; border: 1px solid transparent; background: linear-gradient(120deg,rgba(116,184,236,.48),transparent 24%,transparent 72%,rgba(77,200,160,.25)) border-box; content: ''; pointer-events: none; mask: linear-gradient(#000 0 0) padding-box,linear-gradient(#000 0 0); mask-composite: exclude; }
.film-frame video { display: block; width: 100%; aspect-ratio: 16 / 9; background: #05070a; object-fit: cover; }
.film-meta { display: flex; justify-content: space-between; gap: 24px; border-top: 1px solid #252d38; padding: 15px 18px; color: #7f8b98; font: 500 9px/1.4 var(--font-mono); letter-spacing: .08em; text-transform: uppercase; }
.film-meta span:first-child { color: var(--blue); white-space: nowrap; }

.principles-section { background: var(--ink); color: var(--white); }
.section-heading-light > p { color: #949eaa; }
.principle-list { border-top: 1px solid var(--line); }
.principle { display: grid; min-height: 225px; grid-template-columns: 60px 150px minmax(220px,.7fr) minmax(280px,1.1fr) 260px; gap: 34px; align-items: center; border-bottom: 1px solid var(--line); }
.principle-number { color: #59626d; font: 400 11px/1 var(--font-mono); }
.principle-icon { position: relative; width: 90px; height: 72px; }
.principle-icon span { position: absolute; top: 8px; width: 36px; height: 36px; border: 1px solid #506070; transform: rotate(45deg); }
.principle-icon span:nth-child(1) { left: 0; }
.principle-icon span:nth-child(2) { left: 25px; border-color: var(--blue); }
.principle-icon span:nth-child(3) { top: 34px; left: 25px; border-color: var(--green); }
.principle.is-visible .principle-icon { animation: icon-breathe 4.8s ease-in-out infinite; }
.icon-route span { width: 12px; height: 12px; border-radius: 50%; transform: none; }
.icon-route span:nth-child(1) { top: 10px; left: 5px; border-color: var(--blue); background: var(--blue); }
.icon-route span:nth-child(2) { top: 50px; left: 70px; border-color: var(--green); background: var(--green); }
.icon-route span:nth-child(3) { top: 15px; left: 38px; width: 48px; height: 1px; border: 0; border-top: 1px dashed #596775; border-radius: 0; transform: rotate(31deg); }
.icon-human span:nth-child(1) { top: 3px; left: 29px; width: 25px; height: 25px; border-color: var(--blue); border-radius: 50%; transform: none; }
.icon-human span:nth-child(2) { top: 34px; left: 15px; width: 52px; height: 30px; border-color: #52606d; border-radius: 50% 50% 0 0; transform: none; }
.icon-human span:nth-child(3) { top: 48px; left: 31px; width: 20px; height: 8px; border: 0; border-top: 2px solid var(--green); transform: none; }
.principle h3 { margin: 0; font-size: 22px; letter-spacing: -.04em; }
.principle p { margin: 0; color: #929ca8; font-size: 14px; line-height: 1.8; }
.principle small { justify-self: end; color: #66717e; font: 400 9px/1.5 var(--font-mono); text-align: right; }

.architecture-section { display: grid; grid-template-columns: .72fr 1.28fr; gap: 110px; align-items: center; background: var(--paper-deep); }
.architecture-copy > p { margin-top: 30px; }
.text-link { display: inline-flex; gap: 25px; margin-top: 28px; border-bottom: 1px solid #858a8e; padding-bottom: 6px; font-size: 12px; font-weight: 700; }
.text-link span { color: var(--blue-deep); }
.architecture-map { border: 1px solid #bfc0ba; background: rgba(255,255,255,.25); padding: 32px; }
.map-layer { display: grid; grid-template-columns: repeat(4,1fr); gap: 8px; }
.map-layer span { display: grid; min-height: 54px; place-items: center; border: 1px solid #bdc0bc; background: rgba(255,255,255,.42); font: 500 9px/1.2 var(--font-mono); text-align: center; }
.map-flow { display: grid; height: 42px; grid-template-columns: repeat(4,1fr); }
.map-flow i { position: relative; justify-self: center; width: 1px; background: #aeb4b5; }
.map-flow i::after { position: absolute; bottom: -1px; left: -2px; width: 5px; height: 5px; border-right: 1px solid var(--blue-deep); border-bottom: 1px solid var(--blue-deep); content: ''; transform: rotate(45deg); }
.map-flow i::before { position: absolute; z-index: 2; top: 0; left: -2px; width: 5px; height: 5px; border-radius: 50%; background: var(--blue); box-shadow: 0 0 9px rgba(52,127,184,.75); content: ''; animation: flow-marker 2.8s ease-in-out infinite; }
.map-flow i:nth-child(2)::before { animation-delay: .35s; }
.map-flow i:nth-child(3)::before { animation-delay: .7s; }
.map-flow i:nth-child(4)::before { animation-delay: 1.05s; }
.map-core { display: grid; min-height: 100px; grid-template-columns: auto 1fr auto; gap: 18px; align-items: center; border: 1px solid #7195ad; background: var(--ink-soft); padding: 20px; color: var(--white); box-shadow: 0 14px 40px rgba(39,55,66,.16); }
.core-mark { display: grid; width: 56px; height: 56px; place-items: center; border: 1px solid #334757; background: #111923; }
.core-mark img { width: 39px; height: 39px; object-fit: contain; }
.map-core small { display: block; margin-bottom: 7px; color: var(--blue); font: 500 8px/1 var(--font-mono); letter-spacing: .13em; }
.map-core strong { font-size: 18px; }
.map-core > span { color: #7f8b98; font: 400 8px/1.5 var(--font-mono); }
.map-providers span { border-color: #9ea8aa; }
.map-caption { display: flex; align-items: center; gap: 8px; margin: 22px 0 0; color: #72797d; font: 400 8px/1.5 var(--font-mono); }
.map-caption i { width: 5px; height: 5px; flex: 0 0 auto; border-radius: 50%; background: var(--green); }

.audiences-section { background: var(--paper); }
.audience-grid { display: grid; grid-template-columns: repeat(3,1fr); gap: 1px; border: 1px solid #b9b8b1; background: #b9b8b1; }
.audience-card { min-width: 0; background: var(--paper); padding: 26px; transition: background .3s, transform .3s, box-shadow .3s; }
.audience-card:hover { position: relative; z-index: 2; background: #f8f7f2; box-shadow: 0 24px 60px rgba(18,24,30,.12); transform: translateY(-8px); }
.card-label { display: flex; justify-content: space-between; color: #72777c; font: 500 9px/1 var(--font-mono); letter-spacing: .1em; }
.card-label span { color: var(--blue-deep); }
.card-graphic { height: 210px; margin: 42px 0 30px; border-bottom: 1px solid #c7c7c0; }
.trader-graphic { display: flex; align-items: flex-end; justify-content: center; gap: 9px; padding: 0 30px 32px; }
.trader-graphic i { position: relative; width: 13px; height: var(--h); background: var(--c); }
.trader-graphic i::before { position: absolute; top: -13px; bottom: -12px; left: 6px; width: 1px; background: var(--c); content: ''; }
.trader-graphic i:nth-child(1) { --h: 42px; --c: var(--green); }
.trader-graphic i:nth-child(2) { --h: 68px; --c: var(--green); }
.trader-graphic i:nth-child(3) { --h: 54px; --c: var(--red); }
.trader-graphic i:nth-child(4) { --h: 80px; --c: var(--green); }
.trader-graphic i:nth-child(5) { --h: 103px; --c: var(--green); }
.trader-graphic i:nth-child(6) { --h: 82px; --c: var(--red); }
.trader-graphic i:nth-child(7) { --h: 118px; --c: var(--green); }
.trader-graphic i:nth-child(8) { --h: 96px; --c: var(--red); }
.quant-graphic { display: flex; flex-direction: column; justify-content: center; gap: 8px; padding: 18px; }
.quant-graphic code { border-left: 2px solid #aeb3b3; background: rgba(255,255,255,.35); padding: 12px 14px; color: #7a8185; font: 400 10px/1 var(--font-mono); }
.quant-graphic code.active { border-left-color: var(--green); background: rgba(77,200,160,.08); color: #2c7460; }
.agent-graphic { display: grid; grid-template-columns: repeat(5,auto); align-content: center; align-items: center; justify-content: center; gap: 7px; }
.agent-graphic span { display: grid; width: 72px; height: 72px; place-items: center; border: 1px solid #9fa7aa; border-radius: 50%; font: 500 7px/1 var(--font-mono); }
.agent-graphic span:nth-of-type(2) { border-color: var(--blue-deep); }
.agent-graphic span:nth-of-type(3) { border-color: var(--green); }
.agent-graphic i { color: #81898e; font-style: normal; }
.agent-graphic b { grid-column: 1 / -1; justify-self: center; margin-top: 14px; color: #357b67; font: 500 8px/1 var(--font-mono); letter-spacing: .12em; }
.audience-card h3 { margin: 0 0 12px; font-size: 24px; letter-spacing: -.04em; }
.audience-card p { max-width: 330px; margin: 0; color: #626970; font-size: 13px; line-height: 1.75; }

.about-section { background: #0b0f15; color: var(--white); }
.about-section .section-kicker { color: var(--blue); }
.about-intro { max-width: 760px; margin: -25px 0 58px; color: #8f9aa6; font-size: 15px; line-height: 1.85; }
.team-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 1px; border: 1px solid #29323d; background: #29323d; }
.team-card { min-width: 0; background: #0d1219; }
.team-photo { position: relative; overflow: hidden; aspect-ratio: 4 / 5; background: #111821; }
.team-photo::after { position: absolute; inset: 0; background: linear-gradient(to top,rgba(7,10,14,.32),transparent 38%); content: ''; pointer-events: none; }
.team-photo img { width: 100%; height: 100%; object-fit: cover; object-position: center top; filter: saturate(.86) contrast(1.03); transition: transform .7s cubic-bezier(.2,.8,.2,1), filter .4s; }
.team-card:hover .team-photo img { transform: scale(1.025); filter: saturate(1) contrast(1.03); }
.team-photo > span { position: absolute; z-index: 2; top: 14px; right: 14px; display: grid; width: 29px; height: 29px; place-items: center; border: 1px solid rgba(255,255,255,.3); background: rgba(8,11,16,.62); color: var(--blue); font: 500 8px/1 var(--font-mono); backdrop-filter: blur(8px); }
.team-copy { min-height: 245px; padding: 25px 24px 28px; }
.team-role { margin: 0 0 22px; color: var(--blue); font: 500 9px/1.4 var(--font-mono); letter-spacing: .1em; text-transform: uppercase; }
.team-copy h3 { margin: 0 0 13px; font-size: 25px; letter-spacing: -.04em; }
.team-copy > p:last-child { margin: 0; color: #87929f; font-size: 12px; line-height: 1.8; }
.agent-disclosure { margin: 22px 0 0; color: #5f6a77; font: 400 9px/1.7 var(--font-mono); letter-spacing: .04em; }

.closing-section { position: relative; min-height: 670px; overflow: hidden; background: var(--ink); color: var(--white); }
.closing-section::before { position: absolute; inset: 0; background-image: radial-gradient(circle at 72% 50%,rgba(52,127,184,.18),transparent 34%),linear-gradient(rgba(255,255,255,.04) 1px,transparent 1px),linear-gradient(90deg,rgba(255,255,255,.04) 1px,transparent 1px); background-size: auto,74px 74px,74px 74px; content: ''; }
.closing-watermark { position: absolute; right: -50px; bottom: -28px; color: transparent; font-size: min(18vw,260px); font-weight: 800; letter-spacing: -.08em; line-height: 1; -webkit-text-stroke: 1px rgba(255,255,255,.08); animation: watermark-drift 9s ease-in-out infinite; }
.closing-content { position: relative; z-index: 2; width: min(var(--container), calc(100% - 48px)); margin: 0 auto; padding-top: 118px; }
.closing-content > img { width: 62px; height: 62px; margin-bottom: 38px; object-fit: contain; }
.closing-content h2 { margin: 0; font-size: clamp(50px,6vw,86px); font-weight: 600; letter-spacing: -.07em; line-height: 1; }
.closing-content > p:not(.section-kicker) { max-width: 570px; margin: 28px 0 32px; color: #98a2ae; font-size: 15px; line-height: 1.8; }

.site-footer { display: grid; min-height: 110px; grid-template-columns: 1fr auto 1fr; align-items: center; gap: 30px; border-top: 1px solid #222934; background: var(--ink); padding: 0 max(24px, calc((100vw - var(--container)) / 2)); color: #6f7986; font: 400 9px/1.5 var(--font-mono); }
.footer-brand { color: var(--white); font-family: var(--font-sans); font-size: 14px; }
.site-footer > p { text-transform: uppercase; letter-spacing: .08em; }
.site-footer > div { display: flex; justify-self: end; gap: 22px; }

.reveal { opacity: 0; transform: translateY(24px); transition: opacity .7s ease, transform .7s cubic-bezier(.2,.8,.2,1); }
.reveal[data-delay='1'] { transition-delay: .12s; }
.reveal[data-delay='2'] { transition-delay: .24s; }
.reveal.is-visible { opacity: 1; transform: translateY(0); }
.language-changing body { opacity: .78; }
body { transition: opacity .24s ease; }

@keyframes pulse { 70% { box-shadow: 0 0 0 7px rgba(77,200,160,0); } 100% { box-shadow: 0 0 0 0 rgba(77,200,160,0); } }
@keyframes rail { to { transform: translateX(-50%); } }
@keyframes panel-in { from { opacity: 0; transform: translateY(7px); } }
@keyframes grid-drift { to { transform: translate3d(74px,74px,0); } }
@keyframes terminal-scan { 0%,18% { opacity: 0; transform: translateY(0); } 26% { opacity: .65; } 65% { opacity: .18; } 78%,100% { opacity: 0; transform: translateY(620px); } }
@keyframes tag-float { 0%,100% { transform: translateY(0); } 50% { transform: translateY(-9px); } }
@keyframes icon-breathe { 0%,100% { transform: scale(1); filter: drop-shadow(0 0 0 transparent); } 50% { transform: scale(1.04); filter: drop-shadow(0 0 8px rgba(116,184,236,.18)); } }
@keyframes flow-marker { 0% { opacity: 0; transform: translateY(0); } 25% { opacity: 1; } 75% { opacity: 1; } 100% { opacity: 0; transform: translateY(38px); } }
@keyframes watermark-drift { 0%,100% { transform: translateX(0); } 50% { transform: translateX(-24px); } }

@media (max-width: 1050px) {
  .hero { min-height: auto; padding-bottom: 110px; }
  .overview-facts,.persona-grid { grid-template-columns:repeat(2,minmax(0,1fr)); }
  .overview-fact:last-child,.persona-card:last-child { grid-column:1 / -1; }
  .provider-grid { grid-template-columns: repeat(3,minmax(0,1fr)); }
  .principle { grid-template-columns: 42px 105px .8fr 1.2fr; padding: 30px 0; }
  .principle small { display: none; }
  .architecture-section { grid-template-columns: 1fr; gap: 70px; }
  .agent-graphic { transform: scale(.82); }
}

@media (max-width: 900px) {
  .site-header { height: 62px; padding: 0 20px; }
  .menu-button { position: relative; z-index: 2; display: grid; width: 38px; height: 38px; align-content: center; gap: 5px; padding: 8px; }
  .menu-button > span:not(.sr-only) { display: block; height: 1px; background: #dce1e6; transition: transform .2s, opacity .2s; }
  .menu-button[aria-expanded='true'] > span:nth-child(1) { transform: translateY(6px) rotate(45deg); }
  .menu-button[aria-expanded='true'] > span:nth-child(2) { opacity: 0; }
  .menu-button[aria-expanded='true'] > span:nth-child(3) { transform: translateY(-6px) rotate(-45deg); }
  .site-nav { position: fixed; inset: 0; display: flex; flex-direction: column; align-items: flex-start; justify-content: center; gap: 28px; background: rgba(8,11,16,.98); padding: 70px 30px; font-size: 24px; transform: translateX(100%); transition: transform .3s ease; }
  .site-nav.open { transform: translateX(0); }
  .site-nav .nav-guide { font-size: 16px; }
  .language-picker select { width: 180px; min-height: 42px; font-size: 12px; }
  .hero-copy { width: calc(100% - 40px); padding-top: 128px; }
  .hero h1 { font-size: clamp(43px,11.6vw,52px); line-height: 1.04; }
  .hero-lede { font-size: 15px; line-height: 1.8; }
  .hero-actions { align-items: stretch; flex-direction: column; }
  .button { width: 100%; }
  .hero-visual { width: calc(100% - 24px); margin-top: 60px; }
  .app-frame { overflow: hidden; }
  .app-frame > img { min-height: 0; object-fit: contain; object-position: center; }
  .frame-title, .float-tag { display: none; }
  .frame-bar { grid-template-columns: 1fr 1fr; }
  .hero-index { font-size: 42px; }
  .overview-section { padding:86px 20px 94px; }
  .overview-heading,.persona-heading { grid-template-columns:1fr; gap:28px; }
  .overview-heading { margin-bottom:42px; }
  .overview-heading h2 { font-size:43px; }
  .persona-heading { margin-top:62px; }
  .provider-network { padding: 72px 20px 78px; }
  .provider-heading { grid-template-columns: 1fr; gap: 24px; margin-bottom: 34px; }
  .provider-heading h2 { font-size: 43px; }
  .provider-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .provider-card { min-height: 82px; padding: 14px; }
  .section { padding: 86px 20px; }
  .section-heading { grid-template-columns: 1fr; gap: 30px; margin-bottom: 46px; }
  .section-heading h2, .architecture-copy h2 { font-size: 43px; }
  .showcase { grid-template-columns: 1fr; }
  .showcase-tabs { display: grid; grid-template-columns: repeat(3,1fr); padding: 0; }
  .showcase-tabs button { display: block; border-bottom: 2px solid transparent; border-left: 0; padding: 13px 8px; text-align: center; }
  .showcase-tabs button[aria-selected='true'] { border-bottom-color: var(--blue-deep); }
  .showcase-tabs button span, .showcase-tabs button small { display: none; }
  .showcase-screen img { min-height: 0; object-fit: contain; object-position: center; }
  .showcase-screen figcaption { grid-template-columns: 1fr; gap: 10px; line-height: 1.7; }
  .showcase-screen figcaption .caption-copy { text-align: left; }
  .showcase-screen figcaption .full-size-link { justify-self: start; }
  .film-meta { align-items: flex-start; flex-direction: column; gap: 8px; }
  .principle { grid-template-columns: 40px 80px 1fr; gap: 16px; }
  .principle h3 { font-size: 19px; }
  .principle p { grid-column: 2 / 4; }
  .architecture-section { gap: 52px; }
  .architecture-map { padding: 15px; }
  .map-layer { grid-template-columns: repeat(2,1fr); }
  .map-flow { grid-template-columns: repeat(4,1fr); }
  .map-core { grid-template-columns: auto 1fr; }
  .map-core > span { display: none; }
  .audience-grid { grid-template-columns: 1fr; }
  .team-grid { grid-template-columns: repeat(2,minmax(0,1fr)); }
  .card-graphic { height: 180px; margin-top: 26px; }
  .closing-content { width: calc(100% - 40px); }
  .site-footer { grid-template-columns: 1fr; gap: 14px; padding: 34px 20px; }
  .site-footer > p { margin: 0; }
  .site-footer > div { justify-self: start; }
}

@media (max-width: 560px) {
  .overview-facts,.persona-grid { grid-template-columns:1fr; }
  .overview-fact:last-child,.persona-card:last-child { grid-column:auto; }
  .overview-fact { min-height:0; }
  .persona-card { min-height:0; }
  .provider-card { gap: 10px; }
  .provider-mark { width: 40px; height: 40px; flex-basis: 40px; padding: 6px; }
  .provider-card strong { font-size: 11px; }
  .hero-shot-caption { right: 7px; bottom: 7px; }
  .hero-shot-caption a { padding: 7px 8px; font-size: 7px; }
  .team-grid { grid-template-columns: 1fr; }
  .team-copy { min-height: 0; }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation-duration: .01ms !important; animation-iteration-count: 1 !important; transition-duration: .01ms !important; }
  .reveal { opacity: 1; transform: none; }
}